Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
overheaddoordenver.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 12:35:12 UTC · ↺ Refresh
MX Hostnames
- overheaddoordenver-com.mail.protection.outlook.com
MX Priorities
- overheaddoordenver-com.mail.protection.outlook.com: 0
A / AAAA Records
- 151.101.2.159 (no PTR)
Mail Server IPs
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.springshosting.net cpanel-serveradmin.springshosting.com 2026022401 3600 1800 1209600 86400
Primary NS (mname)
ns1.springshosting.net
Admin Email (rname)
cpanel-serveradmin@springshosting.com
Serial
2026022401
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.springshosting.net
ns2.springshosting.net
ns3.springshosting.net
ns1.springshosting.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:192.30.135.66 ip4:192.30.134.130 +a +mx +ip4:192.30.134.163 include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- apple-domain-verification=HLt0erus9RLyYy1P
- SPFv=spf1 ip4:192.30.135.66 ip4:192.30.134.130 +a +mx +ip4:192.30.134.163 include:spf.protection.outlook.com ~all
- 784f069f-7df9-474c-bad8-5a2d3beb199c
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